1 files changed, 262 insertions, 0 deletions

diff --git a/noncore/games/kpacman/monster.cpp b/noncore/games/kpacman/monster.cpp
new file mode 100644
index 0000000..2f402b4
--- a/dev/null
+++ b/noncore/games/kpacman/monster.cpp
@@ -0,0 +1,262 @@
+#include "monster.h"
+#include "board.h"
+
+Monster::Monster(Board *b, int mid)
+{
+    board = b;
+    ID = mid;
+
+    setREM(0);
+    setHarmless(0, 0, 0);
+    setArrested(0, 0);
+    setFreedom(board->position(prisonexit));
+    if (mid == 0)
+        setPrison(board->position(prisonentry));
+    else
+        setPrison(board->position(monsterhome, mid));
+   
+    actualPosition = lastPosition = OUT;
+    feetPosition = 0;
+    IQ = 0;
+    maxBodyPixmaps = 0;
+    maxEyesPixmaps = 0;
+}
+
+void Monster::setMaxPixmaps(int maxBody, int maxEyes)
+{
+    if (feetPosition >= (maxBody/10))
+        feetPosition = 0;
+    maxBodyPixmaps = maxBody;
+    maxEyesPixmaps = maxEyes;
+}
+
+void Monster::setArrested(int ticks, int duration)
+{
+    actualState = dangerous;
+    pauseDuration = ticks;
+    pause = 0;
+    arrestDuration = arrestLeft = duration;
+    arrestPause = ticks;
+    harmlessLeft = 0;
+}
+
+void Monster::setDangerous(int ticks, int iq)
+{
+    actualState = dangerous;
+    pauseDuration = ticks;
+    pause = 0;
+    dangerousPause = ticks;
+    harmlessLeft = 0;
+    IQ = iq;
+}
+
+void Monster::setHarmless(int ticks, int hDuration, int wDuration)
+{
+    actualState = harmless;
+    pauseDuration = ticks;
+    pause = 0;
+    harmlessDuration = harmlessLeft = hDuration;
+    warningDuration = wDuration;
+}
+
+void Monster::setREM(int ticks)
+{
+    actualState = rem;
+    pauseDuration = ticks;
+    pause = 0;
+}
+
+void Monster::setPosition(int pos)
+{
+    board->reset(lastPosition, monster, ID);    // reset old position on the board
+    actualPosition = lastPosition = pos;        // set position of monster
+    board->set(actualPosition, monster, ID);
+    feetPosition = 0;
+}
+
+void Monster::setPrison(int pos)
+{
+    prisonPosition = pos;
+}
+
+void Monster::setFreedom(int pos)
+{
+    freedomPosition = pos;
+}
+
+void Monster::setDirection(int dir)
+{
+    if (dir == X)
+        lastDirection = actualDirection;
+    actualDirection = dir;
+}
+
+monsterState Monster::state()
+{
+    return actualState;
+}
+
+int Monster::position()
+{
+    return actualPosition;
+}
+
+int Monster::direction()
+{
+    return actualDirection;
+}
+
+int Monster::id()
+{
+    return ID;
+}
+
+bool Monster::move()
+{
+    if (arrestLeft > 1)
+        arrestLeft--;
+
+    if (harmlessLeft > 0) {
+        harmlessLeft--;
+        if (harmlessLeft == 0 && actualState == harmless) {
+            actualState = dangerous;
+            pauseDuration = dangerousPause; 
+        }
+    }
+
+    if (pause-- > 0)
+        return FALSE;
+    else
+        pause = pauseDuration;
+
+    if (actualPosition == OUT)
+        return FALSE;
+
+    if (actualDirection == X) {
+        if (++feetPosition >= (maxBodyPixmaps/10))
+            feetPosition = 0;
+        return TRUE;
+    }
+
+    lastPosition = actualPosition;
+    int d = actualDirection;
+
+    if (arrestLeft > 1) {               // during the arrest, only up and down
+          if (!board->isWay(actualPosition, d, empty) &&
+              !board->isWay(actualPosition, d, tunnel))
+            d = board->turn(actualDirection);
+    }
+
+    if (arrestLeft == 1) {              // going out of the prison
+        if (((d == W || d == E) &&
+             board->x(actualPosition) == board->x(freedomPosition)) ||
+            ((d == S || d == N) &&
+             board->y(actualPosition) == board->y(freedomPosition)) ||
+             board->isWay(actualPosition, d, brick) ||
+             board->isWay(actualPosition, d, prison)) {
+            d = board->closeup(actualPosition, d, freedomPosition);
+        }
+        while (board->isWay(actualPosition, d, brick) ||
+               board->isWay(actualPosition, d, prison)) {
+            if (d == actualDirection)
+                d = rand() % 4;
+            else
+                d = actualDirection;
+        }
+        if (actualState == dangerous)
+            pauseDuration = dangerousPause;
+        
+    } 
+
+    if (arrestLeft == 0)                        
+        if (actualState == rem) {       // on the way to prison
+
+            d = board->closeup(actualPosition, d, prisonPosition);
+
+            while (board->isWay(actualPosition, d, brick) ||
+                   board->isWay(actualPosition, d, prison)) {
+                if (d != actualDirection)       // if new direction is not possible,
+                    d = actualDirection;        // try current direction first.
+                else
+                    d = rand() % 4;
+            }
+
+        } else {                                // dangerous or harmless movement
+            if (rand() % (int) ((190-IQ)/10) == 0) {
+                d = board->closeup(actualPosition, d, board->position(pacman));
+                if (actualState == harmless)
+                    d = board->turn(d);
+            } else
+                do                              // try new direction, but not the opposite
+                    d = rand() % 4;             // direction, to prevent hectic movement.
+                while (d == board->turn(actualDirection));
+
+            while ((!board->isWay(actualPosition, d, empty) &&
+                    !board->isWay(actualPosition, d, tunnel)) ||
+                   d == board->turn(actualDirection)) {
+                if (d != actualDirection)       // if new direction is not possible,
+                    d = actualDirection;        // try current direction first.
+                else
+                    d = rand() % 4;
+            }
+        }
+
+    actualDirection = d;
+    actualPosition = board->move(actualPosition, actualDirection);
+    
+    if (arrestLeft == 1 && actualPosition == freedomPosition) 
+        arrestLeft = 0;
+
+    if (actualState == rem && actualPosition == prisonPosition) {
+        actualState = dangerous;
+        pauseDuration = arrestPause;
+        arrestLeft = arrestDuration+1;
+        actualDirection = S;
+    }
+
+    if (actualPosition != lastPosition) {
+        board->reset(lastPosition, monster, ID);
+        board->set(actualPosition, monster, ID);
+    }
+
+    if (++feetPosition >= (maxBodyPixmaps/10))
+        feetPosition = 0;
+
+    return TRUE;
+}
+
+int Monster::body()
+{
+    if (actualState == rem || actualPosition == OUT)
+        return -1;
+    else
+        if (actualState == harmless)
+            if (harmlessLeft > warningDuration || 
+                harmlessLeft % (int) (warningDuration/4.5) > (int) (warningDuration/9))
+                return ((maxBodyPixmaps/10)*8)+feetPosition;
+            else
+                return ((maxBodyPixmaps/10)*9)+feetPosition;
+        else
+            return ((maxBodyPixmaps/10)*ID)+feetPosition;
+}
+
+int Monster::eyes()
+{
+    if (actualState == harmless || actualPosition == OUT)
+        return -1;
+    else
+        switch (actualDirection) {
+            case N  : return 0;
+            case E  : return 1;
+            case S  : return 2;
+            case W  : return 3;
+            case X  : switch (lastDirection) {
+                          case N  : return 0;
+                          case E  : return 1;
+                          case S  : return 2;
+                          default : return 3;
+                      }
+            default : return -1;
+        }
+}
+